Analysis

  • max time kernel
    129s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-11-2020 08:13

General

  • Target

    1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll

  • Size

    251KB

  • MD5

    9e999be3a5130693c490134c09b9fed0

  • SHA1

    8fea012b78875a1c0426297ce01bdac77d41cfcc

  • SHA256

    1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550

  • SHA512

    d5ead4aa3d26bcd91fad09aebffbda3bc06cffe39687a98be06dd0f97a35fad571aea237953340952b696b4292a8f88688acc14aae4f896e2ed08721479cd28c

Malware Config

Extracted

Family

qakbot

Botnet

abc100

Campaign

1606207839

C2

37.6.223.237:995

2.51.246.190:995

37.211.86.156:443

42.201.228.106:995

50.29.166.232:995

102.185.58.126:443

81.133.234.36:2222

2.50.89.158:995

79.166.83.103:2222

173.245.152.231:443

2.86.41.23:2222

93.151.180.170:61202

24.179.13.119:443

24.152.219.253:995

105.198.236.99:443

24.205.42.241:443

176.58.132.212:2222

151.73.126.156:443

94.52.68.72:443

47.146.169.85:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1384
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn muyxnzpbn /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll\"" /SC ONCE /Z /ST 08:11 /ET 08:23
          4⤵
          • Creates scheduled task(s)
          PID:1704
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D6EA59AD-244B-4B3F-8689-AC2431402003} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:764
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1456
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll"
        3⤵
        • Loads dropped DLL
        PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll
    MD5

    bd0d317da13fa9bd88e55308c0af829d

    SHA1

    c5969e6420fca412701a305ec0a8339f92d7bbae

    SHA256

    d1e1931e4925b0472a6dfb3de2b2c9985ca26a7db47adf6e4c9a2942fb613b70

    SHA512

    5508da0475cadf7103d47e6ecb848200acecde1bd3e2e7aa3e47c87986c7704b3d6b233f61d98e0da640a903d9282abab66b5ac33a12cc2417211713c1786fa1

  • \Users\Admin\AppData\Local\Temp\1d165c74a229d4482dd99ed52261c9a054ae250a3a0e6838e2daf9f55d5e2550.dll
    MD5

    bd0d317da13fa9bd88e55308c0af829d

    SHA1

    c5969e6420fca412701a305ec0a8339f92d7bbae

    SHA256

    d1e1931e4925b0472a6dfb3de2b2c9985ca26a7db47adf6e4c9a2942fb613b70

    SHA512

    5508da0475cadf7103d47e6ecb848200acecde1bd3e2e7aa3e47c87986c7704b3d6b233f61d98e0da640a903d9282abab66b5ac33a12cc2417211713c1786fa1

  • memory/584-8-0x0000000000000000-mapping.dmp
  • memory/1384-1-0x00000000000A0000-0x00000000000A2000-memory.dmp
    Filesize

    8KB

  • memory/1384-3-0x0000000000000000-mapping.dmp
  • memory/1384-5-0x0000000000080000-0x00000000000A0000-memory.dmp
    Filesize

    128KB

  • memory/1456-6-0x0000000000000000-mapping.dmp
  • memory/1704-4-0x0000000000000000-mapping.dmp
  • memory/1996-0-0x0000000000000000-mapping.dmp
  • memory/1996-2-0x0000000000150000-0x0000000000170000-memory.dmp
    Filesize

    128KB